Photo: Alexander Migl, CC BY-SA 4.0
Mercedes Benz
1,762 MOT tests analysed. lands in the middle of the pack — here's where Vito 114 Progressive Cdis pass, fail, and end up on the retest sheet.
That's 1.5 points below the UK fleet average across our 1,984 tracked models — buyers should expect more first-time fails than the typical UK car.
Pass
76.0%
Pass-after-fix
4.5%
Fail
18.3%
Avg miles
55,350
Pass + Pass-after-fix + Fail = 100%
Diesel cars registered from September 2015 generally meet Euro 6 — compliant in London ULEZ, Birmingham CAZ, Bristol CAZ, and Glasgow LEZ.
Performance by cohort
2 year bands · 1,762 tests
Pass rate is broadly flat across the cohorts — new and old Vito 114 Progressive Cdi examples track each other at the test bay.
Pass
76.5%
Fail
19.9%
PRS
3.4%
Avg mileage at test
64,670 mi
Pass
75.9%
Fail
17.9%
PRS
4.8%
Avg mileage at test
52,957 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.
The picture
Across 1,762 MOT tests, the Vito 114 Progressive Cdi returns 76.0% first-time pass — roughly in line with the UK fleet average. The single most-logged Major fail is wipers that don't clear the screen. A defective wiper blade and windscreen damage round out the top three. Average tested mileage sits at 55,350, which is the lens to read those failure rankings through. If you own one and the next test is close, the ranked list below is a sensible pre-test checklist.
Filter failures:
Hide categories
Tick a category to hide it from rankings sitewide. Saved in this browser only.
Wiper blade missing or obviously not clearing the windscreen
82 occurrences · 4.7% of tests
Wiper blade defective
59 occurrences · 3.3% of tests
Windscreen or window damaged or seriously discoloured but not adversely affecting driver's view
59 occurrences · 3.3% of tests
A tyre seriously damaged
40 occurrences · 2.3% of tests
a brake lining or pad worn below 1.5mm
39 occurrences · 2.2% of tests
Engine MIL illuminated indicating a malfunction
34 occurrences · 1.9% of tests
A tyre pressure monitoring system malfunctioning or obviously inoperative
29 occurrences · 1.6% of tests
A rear registration plate lamp or light source missing or inoperative in the case of multiple lamps or light sources
26 occurrences · 1.5% of tests
A shock absorber damaged to the extent that it does not function or showing signs of severe leakage
25 occurrences · 1.4% of tests
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
22 occurrences · 1.2% of tests
Counts cover Major and Dangerous defects logged at test. Advisory items excluded so this shows why a car was rejected, not just what the tester flagged in passing.
Worst-case fix budget · top 3 failures
£120–£250
If every one of this Vito 114 Progressive Cdi's most-logged Major fails hit at the same MOT, that's the real-world UK garage range. Reality is usually one or two items, not all of them. Open the estimator →
Try the calculator
Build your own retest budget.
Year-band analysis
First-time MOT pass rate split by registration band. Pass rates barely move across bands here, so the year you buy Mercedes Benz Vito 114 Progressive Cdi makes little measurable difference to MOT outcomes.
Best band to buy
76.5%
2018–2020 registration
the 2018–2020 band climbs to 76.5% — a 0.5-point improvement. Failures here are mostly wear items: does not clear the windscreen effectively, damaged but not adversely affecting driver's view — the structural issues that drag down older examples don't appear in the top-10 for this band.
Band to be cautious about
75.9%
2021+ registration
On the 2021-on band, the data shows a 75.9% pass rate against a fleet average of 76.5% on the newer band. The main culprits logged at test: does not clear the windscreen effectively, blade defective, and damaged but not adversely affecting driver's view. Average mileage on test for this band is 52,957 miles — high-mileage wear items are a recurring theme.
Best band to buy: 2018-2020 (76.5% first-time pass). Worst band to avoid: 2021+ (75.9% pass). That's a 0.5-point spread across 1,405 older tests and 357 newer ones — year of build makes a material difference on this model.
Picked against this car's top failure patterns. Affiliate links to Amazon UK — we earn a small cut at no cost to you. Disclosed up-front, doesn't shape the data.
Item 01 · Amazon UK
Bosch Aerotwin wiper blades
Cheap wipers fail the test on smear streaks. Bosch Aerotwins last a winter and clear a screen properly.
Search Amazon UK
Item 02 · Amazon UK
Brake pad measurement gauge
Testers fail pads under 1.5mm. A wear gauge tells you if you've got two months left or two weeks.
Search Amazon UK
My Motor World · affiliate
Affiliate links — small commission, no extra cost to you.
Click Mechanic · affiliate
Affiliate links — small commission, no extra cost to you.
Mobile mechanic · UK-wide
Book a mechanic at your door.
Fixed-price quotes upfront. No garage needed. Click Mechanic sends a vetted local mechanic to you — home, work, or roadside.
Use the failure ranking as a pre-test checklist or a haggling lever. Treat the headline pass rate as a fleet-wide trend, not a guarantee on any individual car.
If you own a Vito 114 Progressive Cdi and your last MOT looked nothing like the ranked failures above, that's normal — individual cars vary widely. The ranking shows the patterns testers flag most often across the country.
